24V Magnetic Fire Door Retainer, 20kg Holding Force for a Robust Door Retainer

Model No. ADH24
Availability: Normally In Stock


List price £44.00
You save £8.80!

Free delivery

(over £100+VAT, applies to zones A and B only, £6+VAT otherwise)

This is a 24V 50mA door retainer with 20Kg holding force, a magnetic fire door retainer. Simple to install and quite robust, this door retainer is fitted with a spring loaded release pin mounted in the center of the electro-magnet. When the power is off, the release pin allows the door to close. 

Ideal for: nursing homes, hospitals, schools, industrial premises, and places where the door needs to be held open but to automatically be released in the case of a fire alarm. 

  • Fitted with an integral release button and supplied complete with an adjustable keeper plate & instructions.
  • Ideal to be used in public access areas: hospitals, nursing homes, hotels, offices, etc.
  • This fitting can be an integral part of any alarm system.
  • 24VDC Supply Voltage.
  • Zero Residual Force.
  • 200N Holding Force.
  • Robust Enclosure.
  • Approved to EN1155 and CE Marked.
  • IP rating: IP55 Protection.
  • High Quality Cost Effective Package.
  • Includes Keeper Plate & Instructions.

Ask a question

Note: HTML is not translated!


Sparks Direct delivers via courier to the UK only; the standard delivery charge is £6 + VAT for all orders under £100 + VAT. If your order is over £120, you get free delivery (unless there's a special delivery charge for the items you wish to order or you're in shipping zone C or D). Full details for shipping charges can be found via Terms and Conditions.

If the items you order are in stock and the order is placed before 1.00pm, delivery can be made within 1-2 working days. If the items are not in stock, we will inform you via email how long it will take or ask for your confirmation if there's a long lead time.


We offer 30-day returns for unwanted items - please email us to request a returns number which will need to be quoted when the items are returned. For faulty items or items damaged in transit, please advise via email, and an appropriate returns number will be provided. Full details concerning returns and refunds can be found via our Terms and Conditions.